CVE-2026-78180alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollution
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A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.
- CVSS
- 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
- Weakness (CWE)
- CWE-1321, CWE-94
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
alibaba-fusion next next:next | 1.27.0; 1.27.1; 1.27.2; 1.27.3; 1.27.4; 1.27.5; 1.27.6; 1.27.7; and 27 more ranges | CNA record |
References
- https://vuldb.com/vuln/394564vdb-entry, technical-description
- https://vuldb.com/vuln/394564/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-78180third-party-advisory
- https://vuldb.com/submit/884184third-party-advisory
- https://github.com/alibaba-fusion/next/issues/5101issue-tracking
- https://github.com/alibaba-fusion/next/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.